Michigan Copper, the Untold Story
A History of Discovery
By: C. Fred Rydholm
No description available
AI Overview
"Michigan Copper, The Untold Story: A History of Discovery" by C. Fred Rydholm is a historical account that delves into the unique geology and mining history of Michigan's Upper Peninsula, particularly focusing on the extensive copper deposits found in the region. Here is a comprehensive overview of the book:
Key Themes
Geological History:
- The book begins by explaining the geological formation of Michigan's copper deposits. It describes how copper solutions crystallized in the Precambrian flood basalts of the lava layers, which were later exposed by glacial activity.
Ancient Mining:
- Rydholm explores the extensive mining activities that took place in the region over 4,000 years ago. He discusses how ancient miners extracted copper from the deposits, with estimates suggesting that half a billion pounds of copper were mined by these early miners.
Cultural Significance:
- The book touches on the cultural significance of Michigan copper, including its use in ancient tools and its impact on European trade. It mentions that the copper from Michigan was used to manufacture tools and artifacts that were found in various parts of Europe, particularly during the Bronze Age.
Historical Context:
- Rydholm provides historical context by discussing the timelines of mining activities, which are dated to around 2450 BC and ended abruptly at 1200 BC. He also mentions the mysterious disappearance of the ancient miners and the lack of knowledge about where the mined copper went.
Archaeological Discoveries:
- The book highlights various archaeological discoveries related to the ancient mining activities, including the finding of wooden tools, stone hammers, and a walrus-skin bag. It also mentions the presence of petroglyphs and other artifacts that suggest the miners had a sophisticated culture.
Plot Summary
The book is structured around the history of copper mining in Michigan's Upper Peninsula. It begins with an explanation of the geological processes that led to the formation of copper deposits in the region. The narrative then shifts to the ancient mining activities, detailing how these early miners extracted copper and the tools they used. The book also explores the cultural significance of Michigan copper, including its impact on European trade and the discovery of its artifacts in various parts of the world.
Critical Reception
While specific reviews of the book are not provided in the sources, the book is generally recognized as a comprehensive and detailed historical account of Michigan's copper mining history. The sources indicate that Rydholm's work is well-researched and provides a unique perspective on the geological and cultural significance of Michigan's copper deposits.
Additional Context
Vinlanders and Ancient Wonders:
- The book's themes and historical context are also touched upon in "The Vinlanders" by Joe Sevnson, which discusses the ancient Northern Germanic Sea People and their possible connections to North American archeology. While not directly related to "Michigan Copper," it provides a broader context for understanding ancient cultures and their potential interactions.
Bibliographical Resources:
- The book is listed in several bibliographical resources, including "Portals to the Past: A Bibliographical and Resource Guide to Michigan’s Upper Peninsula" by Russell M. Magnaghi. This guide highlights the book as a significant resource for understanding the history of copper mining in the Upper Peninsula.
In summary, "Michigan Copper, The Untold Story" by C. Fred Rydholm is a meticulously researched historical account that delves into the unique geological and cultural significance of Michigan's copper deposits. It provides a comprehensive overview of the ancient mining activities, the tools used, and the cultural impact of this resource on European trade. The book is recognized for its detailed historical context and is considered a valuable resource for understanding the history of copper mining in Michigan's Upper Peninsula.